124 results found
    1. Plant Biology

    The manifold actions of signaling peptides on subcellular dynamics of a receptor specify stomatal cell fate

    Xingyun Qi, Akira Yoshinari ... Keiko U Torii
    A binary cell fate decision to be or not to be stomata is regulated by multiple peptide ligands, each triggering a unique subcellular dynamics of their shared receptor.
    1. Neuroscience

    A novel, ataxic mouse model of ataxia telangiectasia caused by a clinically relevant nonsense mutation

    Harvey Perez, May F Abdallah ... Paul J Mathews
    Progressive changes in Purkinje neuron perturbations and overall cerebellar atrophy correlate for the first time with the development of an overt loss of motor function in a novel mouse model of Ataxia Telangiectasia.
    1. Biochemistry and Chemical Biology
    2. Structural Biology and Molecular Biophysics

    Allosteric cooperation in β-lactam binding to a non-classical transpeptidase

    Nazia Ahmad, Sanmati Dugad ... Pankaj Kumar
    Allosteric mechanism of dual β-lactam binding in L,D-transpeptidase from Mycobacterium tuberculosis.
    1. Chromosomes and Gene Expression
    2. Neuroscience

    HAT cofactor TRRAP modulates microtubule dynamics via SP1 signaling to prevent neurodegeneration

    Alicia Tapias, David Lázaro ... Zhao-Qi Wang
    The Trrap-HAT-Sp1 axis operates a conserved transcriptional program to control proper microtubule dynamics in brain homeostasis and prevents neurodegeneration.
    1. Neuroscience

    Frequency-selective control of cortical and subcortical networks by central thalamus

    Jia Liu, Hyun Joo Lee ... Jin Hyung Lee
    Central thalamus relay neurons dynamically switch the activity of cortical and subcortical networks at distinct frequencies, providing a mechanism for this region's role in arousal regulation.
    1. Cell Biology
    2. Genetics and Genomics

    Genetically controlled mtDNA deletions prevent ROS damage by arresting oxidative phosphorylation

    Simon Stenberg, Jing Li ... Jonas Warringer
    Yeast cells adapt to harmful superoxide generated during mitochondrial oxidative phosphorylation by arresting respiration through mtDNA deletions whose emergence depend on superoxide dismutase 2 and the retrograde pathway.
    1. Microbiology and Infectious Disease

    A conserved cell division protein directly regulates FtsZ dynamics in filamentous and unicellular actinobacteria

    Félix Ramos-León, Matthew J Bush ... Susan Schlimpert
    Identification of a novel regulator that directly influences the assembly and function of the cell division machinery in industrially and medically important bacteria.
    1. Neuroscience

    The role of P2Y12 in the kinetics of microglial self-renewal and maturation in the adult visual cortex in vivo

    Monique S Mendes, Linh Le ... Ania K Majewska
    Adult microglia are born by the division of single surviving microglia that rapidly acquire mature morphologies and functions in order to perform their physiological roles in the brain.
    1. Biochemistry and Chemical Biology
    2. Computational and Systems Biology

    Spatially compartmentalized phase regulation of a Ca2+-cAMP-PKA oscillatory circuit

    Brian Tenner, Michael Getz ... Jin Zhang
    Nanodomain clustering of cAMP effectors represents a novel mechanism of cAMP compartmentation within an oscillatory signaling circuit.
    1. Computational and Systems Biology
    2. Microbiology and Infectious Disease

    Multiple sources of slow activity fluctuations in a bacterial chemosensory network

    Remy Colin, Christelle Rosazza ... Victor Sourjik
    Single-cell FRET measurements reveal large temporal activity fluctuations within this signaling pathway in Escherichia coli, caused by stochasticity of receptor methylation combined with allosteric interactions and slow rearrangements within receptor clusters.

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